nec3.cpp
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#ifdef WIN32
#include <windows.h>
#endif
#include <NeoFacePro.h>
#include <openbr_plugin.h>
#include "core/resource.h"
using namespace br;
/*!
* \ingroup initializers
* \brief Initialize NEC3
* \author Josh Klontz \cite jklontz
* \author Scott Klum \cite sklum
* \warning Needs a maintainer
*/
class NEC3Initializer : public Initializer
{
Q_OBJECT
void initialize() const
{
int result = NeoFacePro::Initialize();
if (result != NFP_SUCCESS) qWarning("NEC3 Initialize error [%d]", result);
Globals->abbreviations.insert("NEC3", "Open!NEC3Enroll:NEC3Compare");
}
void finalize() const
{
int result = NeoFacePro::Terminate();
if (result != NFP_SUCCESS) qWarning("NEC3 Finalize error [%d]", result);
}
};
BR_REGISTER(Initializer, NEC3Initializer)
/*!
* \brief NEC3 Context
* \author Scott Klum \cite sklum
*/
struct NEC3Context
{
NeoFacePro::CFaceInfo faceInfo;
NeoFacePro::CFaceFeature faceFeature;
NEC3Context() {
faceInfo.SetParamAlgorithm(NFP_ALGORITHM003);
faceInfo.SetParamEyesRoll(15);
faceInfo.SetParamEyesMaxWidth(1000);
faceInfo.SetParamEyesMinWidth(30);
faceInfo.SetParamMaxFace(1);
faceInfo.SetParamReliability(0);
faceFeature.SetParamFeatureType(NFP_FEATURE_S14);
}
};
/*!
* \ingroup transforms
* \brief Enroll a face image in NEC NeoFace 3
* \author Josh Klontz \cite jklontz
* \author Scott Klum \cite sklum
* \warning Needs a maintainer
*/
class NEC3Enroll : public UntrainableTransform
{
Q_OBJECT
Q_PROPERTY(bool detectOnly READ get_detectOnly WRITE set_detectOnly RESET reset_detectOnly STORED false)
BR_PROPERTY(bool, detectOnly, false)
Resource<NEC3Context> contexts;
QSharedPointer<Transform> flip;
void init()
{
contexts.setMaxResources(1);
flip = QSharedPointer<Transform>(Transform::make("Flip(X)"));
}
void project(const Template &src, Template &dst) const
{
if (src.m().type() != CV_8UC3) qFatal("NEC3Enroll requires 8UC3 images.");
// Bitmaps are stored upside down
Template flipped;
flip->project(src, flipped);
cv::Mat input = flipped.m();
input = input(cv::Rect(0, 0, (input.cols/4)*4, (input.rows/4)*4)).clone(); // For whatever reason, NEC requires images with 4 pixel alignment...
BITMAPINFO binfo;
binfo.bmiHeader.biWidth = input.cols;
binfo.bmiHeader.biHeight = input.rows;
binfo.bmiHeader.biBitCount = 24;
NEC3Context *context = contexts.acquire();
int result = context->faceInfo.FindFace(binfo, input.data);
context->faceInfo.LocateEyes();
if (result == NFP_CANNOT_FIND_FACE) {
if (Globals->verbose) qDebug("NEC3Enroll face not found for file %s", qPrintable(src.file.flat()));
} else if (result != NFP_SUCCESS) {
qWarning("NEC3Enroll FindFace error %d for file %s", result, qPrintable(src.file.flat()));
}
QList<QPointF> landmarks;
for (int i=0; i<context->faceInfo.GetFaceMax(); i++) {
if (context->faceInfo.SetFaceIndex(i) != NFP_SUCCESS)
continue;
POINT right = context->faceInfo.GetRightEye();
POINT left = context->faceInfo.GetLeftEye();
landmarks.append(QPointF(right.x, right.y));
landmarks.append(QPointF(left.x, left.y));
if (detectOnly) {
dst += src.m();
} else {
result = context->faceFeature.SetFeature(&context->faceInfo);
if (result != NFP_SUCCESS) {
qWarning("NEC3Enroll SetFeature error %d for file %s", result, qPrintable(src.file.flat()));
continue;
}
void *data;
long size;
result = context->faceFeature.Serialize(&data, &size);
if (result != NFP_SUCCESS) {
qWarning("NEC3Enroll Serialize error %d for file %s", result, qPrintable(src.file.flat()));
continue;
}
dst += cv::Mat(1, size, CV_8UC1, data).clone();
NeoFacePro::CFaceFeature::FreeSerializeData(data);
}
if (src.file.getBool("ForceEnrollment") && !dst.isEmpty()) break;
}
dst.file.appendLandmarks(landmarks);
contexts.release(context);
if (!src.file.getBool("enrollAll") && dst.isEmpty()) dst += cv::Mat();
}
};
BR_REGISTER(Transform, NEC3Enroll)
/*!
* \ingroup distances
* \brief Compare faces with NEC NeoFace 3 SDK
* \author Josh Klontz \cite jklontz
* \author Scott Klum \cite sklum
* \warning Needs a maintainer
*/
class NEC3Compare : public Distance
{
Q_OBJECT
Resource<NeoFacePro::CVerifier> verifierResource;
float compare(const Template &a, const Template &b) const
{
float score = -std::numeric_limits<float>::max();
if (a.m().data && b.m().data) {
NeoFacePro::CVerifier *verifier = verifierResource.acquire();
int result = verifier->Verify(a.m().data, b.m().data, &score);
if (result != NFP_SUCCESS) qWarning("NEC3Compare verify error [%d]", result);
verifierResource.release(verifier);
}
return score;
}
};
BR_REGISTER(Distance, NEC3Compare)
#include "nec3.moc"